syringe for lubrication

例句：

1. 1.The engine needs to be lubricated regularly to prevent wear and tear.
   发动机需要定期润滑以防止磨损。
2. 2. The old car was so rusty that it needed to be lubricated with oil.
   这辆旧车锈得很厉害，需要用油来润滑。
3. 3. The machine's gears need to be lubricated regularly to ensure smooth operation.
   机器的齿轮需要定期润滑以确保顺畅运行。